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GM plans to develop batteries with A123 Systems for its new electric vehicle.
The technologies behind the battery packs for the GM Volt are being tested and could be ready within a year.
The flexible electric car platform is innovative, but the fuel-cell version is freighted with hydrogen’s flaws.
A secret, fast-charging, powerful battery.
Washington’s growing interest could help make plug-in hybrids more affordable. The payoff: 150 miles per gallon.
A Texas company says it can make a new ultracapacitor power system to replace the electrochemical batteries in everything from cars to laptops.
Recent advances in battery chemistry and systems design could lead to working prototypes by year’s end.
The automaker tries again, announcing an electric-drive system that can be paired with gasoline generators or fuel cells.
The use of vehicles that run on electricity could be a boon to the ailing electrical grid.